Spot Forecast
Issued by NWS Rapid City, SD

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FNUS73 KUNR 231439
FWSUNR

Spot Forecast for Red Shirt Rx...SD-PRA
National Weather Service Rapid City SD
839 AM MDT Tue Apr 23 2024

Forecast is based on ignition time of 0900 MDT on April 23.
If conditions become unrepresentative, contact the National Weather
Service.

.DISCUSSION...Gusty northerly winds this morning will decrease by
early afternoon. RH will drop to around 20 percent today, under
full sunshine. Late tonight and early Wednesday, southeast to
south winds will increase and become gusty, with much warmer
temperatures expected.

.REST OF TODAY...

Sky/weather.........Sunny (0-10 percent).
Max temperature.....Around 63.
Min humidity........20 percent.
Wind (20 ft)........North 15 to 20 mph with gusts to 30 mph this
                    morning. Winds decreasing early this afternoon to
                    north 10 to 15 mph with gusts around 20 mph.
CWR.................0 percent.
LAL.................1.
Haines Index........6 or high potential for large plume dominated
                    fire growth.
Mixing height.......7400 to 7900 ft agl.
Transport winds.....North around 35 mph decreasing to around 25 mph
                    in the afternoon.
Smoke dispersal.....Very good.

.TONIGHT...

Sky/weather.........Partly cloudy (35-45 percent).
Min temperature.....Around 36.
Max humidity........69 percent.
Wind (20 ft)........East winds around 10 mph shifting to the south
                    overnight.
CWR.................0 percent.
LAL.................1.
Haines Index........5 or moderate potential for large plume
                    dominated fire growth.
Mixing height.......400 to 900 ft agl.
Transport winds.....East around 10 mph shifting to the southeast
                    overnight.
Smoke dispersal.....Poor.

.WEDNESDAY...

Sky/weather.........Mostly sunny (25-35 percent).
Max temperature.....Around 75.
Min humidity........28 percent.
Wind (20 ft)........South winds 10 to 20 mph with gusts to around
                    29 mph.
Mixing height.......8200 to 8700 ft agl.

$$
Forecaster...JJ
Requested by...Fuels Spc
Type of request...PRESCRIBED
.TAG 2411965.0/UNR
.DELDT 04/23/24
.FormatterVersion 2.0.0
.EMAIL leland.black@bia.gov
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